<%@ page import="java.sql.Connection" %>
<%@ page import="java.sql.Statement" %>
<%@ page import="java.sql.DriverManager" %>
<%--
  Created by IntelliJ IDEA.
  edu.sctu.User: Administrator
  Date: 2018/4/17
  Time: 16:10
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>更新操作</title>
    <meta http-equiv="refresh" content="2;URL=http://localhost:8080/userList.jsp">
</head>
<body>
<%

    String id = request.getParameter("id");
    String username = request.getParameter("username");
    String password = request.getParameter("password");

    // 3 +1
    Connection connection = null;
    Statement statement = null;

    // t_users(id, username, password) id自动增加
    String sql = "update t_users SET username = '" + username + "', password='" + password + "' WHERE  id = " + id;

    Class.forName("com.mysql.jdbc.Driver");

    connection = DriverManager.getConnection(
            "jdbc:mysql://localhost:3306/sctu_javaweb_2018?serverTimezone=UTC",
            "root",
            "123456"
    );

    statement = connection.createStatement();

    statement.execute(sql);

    statement.close();
    connection.close();

    out.write("<h2>更新成功! 正在跳转到用户列表....</h2>");

%>

</body>
</html>
